Al-Si Alloys Casts by Die Casting : A Case Study

By Juraj Ružbarský

Introduction

1. Current State of the Art

1.1.Die Casting of Metals

1.2.Characteristics of Die Casting of Metals

1.3.Basic Methods of Die Casting of Metals

1.3.1.Hot-chamber Machines

1.3.2.Cold-Chamber Machines

1.4.Special Methods of Die Casting of Metals

1.5.Basic Construction Elements of Die Casting Machines Designed for Metal Die Casting

1.5.1.Machine Drive

1.5.2.Locking Mechanism of a Machine

1.5.3.Pressing Mechanism

1.6.Machine Auxiliary Equipment

1.6.1.Dosing Device

1.6.2.Cast Unloading Device

1.6.3.Mould Treatment Device

1.6.4.Trimming Press

1.6.5.Device for Auxiliary Heating of Working Fluid

1.7.Process of Die Casting of Metals

1.7.1.Metal Flowing

1.8.Mould Cavity Filling

1.9.Technological Parameters of Die Casting of Metals

1.9.1.Pressing Speed

1.9.2.Working Pressure

1.9.3.Time of Mould Cavity Filling

1.9.4.Heat Ratio in Die Casting of Metals

1.10.Moulds for Die Casting of Metals

1.10.1.Gating System

1.10.2.Mould Venting

1.11.Casts in Die Casting

1.11.1.Technological Properties of Casts

1.11.2.Use Properties of Casts

1.11.3.Cast Defects

1.12.Properties of Alloys at Crystallization Interval

1.13.Aluminium Alloys for Die Casting

1.13.1.Aluminium

1.13.2.Al-Si Alloys

1.13.3.Additive Elements and their Influence on Al-Si Alloys

1.14.Returnable Material

2. Analysis of the Production Process

3. Characteristics of the Cast - Testing Sample

4. Characteristics of Technological Parameters

4.1.Pressing Speed

4.2.Working Pressure

4.3.Temperature of the Melt and of the Mould

5.Cast Testing

5.1.Examined Strength Properties of the Casts

5.2.Examined Use Properties of the Casts

6.Characteristics of a Production Process

7.Characteristics of the Cast

8.Technological Parameters of Die Casting

9.Assessment of Tensile Strength Rm

10.Assessment of Cast Porosity

11. Perspectives

• Format: Paperback
• Language: English
• ISBN: 3030251497
• ISBN13: 9783030251499
• Release Date: July 2019
• Publisher: Springer
• Length: 71 Pages
• Weight: 0.27 lbs.
• Dimensions: 0.2" x 6.1" x 9.2"